1204204434323 has 24 divisors (see below), whose sum is σ = 1366533504000. Its totient is φ = 1059257588400.

The previous prime is 1204204434311. The next prime is 1204204434343. The reversal of 1204204434323 is 3234344024021.

It is a de Polignac number, because none of the positive numbers 2^k-1204204434323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1204204434323.

It is not an unprimeable number, because it can be changed into a prime (1204204434343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29713928 + ... + 29754426.

It is an arithmetic number, because the mean of its divisors is an integer number (56938896000).

Almost surely, 2^{1204204434323} is an apocalyptic number.

1204204434323 is a deficient number, since it is larger than the sum of its proper divisors (162329069677).

1204204434323 is a wasteful number, since it uses less digits than its factorization.

1204204434323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48479 (or 48468 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 1204204434323 its reverse (3234344024021), we get a palindrome (4438548458344).

The spelling of 1204204434323 in words is "one trillion, two hundred four billion, two hundred four million, four hundred thirty-four thousand, three hundred twenty-three".